CN214373182U - Pressure relief device air leakage and opening force testing device - Google Patents
Pressure relief device air leakage and opening force testing device Download PDFInfo
- Publication number
- CN214373182U CN214373182U CN202023314591.XU CN202023314591U CN214373182U CN 214373182 U CN214373182 U CN 214373182U CN 202023314591 U CN202023314591 U CN 202023314591U CN 214373182 U CN214373182 U CN 214373182U
- Authority
- CN
- China
- Prior art keywords
- pressure
- wind
- pipeline
- air leakage
- fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a pressure relief device air leakage and opening force testing device, which comprises a pressure conveying pipeline, wherein one end of the pressure conveying pipeline is provided with a fan, an air outlet of the fan is connected with a pipe orifice of the pressure conveying pipeline, the other end of the pressure conveying pipeline is provided with a wind pressure collection box, one end of the wind pressure collection box is connected with the pipe orifice of the pressure conveying pipeline, and the other end of the wind pressure collection box is used for installing a tested piece; a flowmeter is arranged on the pressure transmission pipeline in series; the pressure transmission pipeline is provided with a pressure sensor; the pressure sensor is a digital pressure sensor; and a wind pressure gauge is arranged on the wind pressure collecting box. The testing device realizes the adjustment of air leakage and air pressure by adjusting the power supply current of the fan, and realizes the tests under different requirements; and the numerical value of the flowmeter is measured by adopting the modes of flowmeter, pressure sensing and the like, so that the error of manual data reading is reduced, the whole function is complete, and the practicability is high.
Description
Technical Field
The utility model relates to a mechanical device, more specifically say, it relates to a pressure relief device leaks the amount of wind and opens power testing arrangement.
Background
In the protection area protected by the gas fire extinguishing device or the system, a pressure relief device needs to be installed so as to protect the protection area, when the fire extinguishing agent is sprayed, the pressure in the protection area exceeds the allowable pressure, and the structure of the protection area is damaged. The air leakage and the opening force of the pressure relief device directly concern the structural safety and the fire extinguishing effect of the protective area.
The pressure strength of a building is 1200Pa according to standard regulation, and in order to quantify the opening of the pressure relief device and ensure that the pressure relief device is opened and closed at a fixed value, a set of device for measuring a pressure relief opening needs to be developed, so that the air leakage quantity and opening force testing device is invented.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the above-mentioned prior art, provide a pressure relief device leaks the amount of wind and opens power testing arrangement.
In order to solve the technical problem, the purpose of the utility model is to realize like this: the utility model relates to a pressure relief device leaks amount of wind and opening power testing arrangement, including defeated pressure pipeline, defeated one end of pressing the pipeline is equipped with the fan, the air outlet of fan with defeated mouth of pipe of pressing the pipeline is connected, defeated other end of pressing the pipeline is equipped with the wind pressure vasculum, the one end of wind pressure vasculum with defeated mouth of pipe of pressing the pipeline is connected, the other end supplies the installation to be used by the test piece.
The utility model discloses further set up to: and the pressure transmission pipeline is provided with a flowmeter in series.
The utility model discloses further set up to: and the pressure transmission pipeline is provided with a pressure sensor.
The utility model discloses further set up to: the pressure sensor is a digital pressure sensor.
The utility model discloses further set up to: and a wind pressure gauge is arranged on the wind pressure collecting box.
To sum up, the utility model discloses following beneficial effect has:
1. the opening pressure and the closing pressure of the tested piece can be measured by the device;
2. the air leakage rate of the tested piece can be measured through the device;
3. the digital pressure sensor and the flowmeter are adopted, so that the measurement precision is higher;
4. the delivery pressure of the fan can be adjusted by controlling the current.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Detailed Description
In order to better understand the technical solutions of the present invention for those skilled in the art, the following preferred embodiments of the present invention are described in conjunction with the specific examples, but it should be understood that these descriptions are only for the purpose of further explaining the features and advantages of the present invention, and are not intended to limit the patent requirements of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The invention will be further described with reference to the accompanying drawings and preferred embodiments.
Example 1
Referring to fig. 1, the pressure relief device air leakage and opening force testing device according to the embodiment includes a pressure transmission pipeline 1, one end of the pressure transmission pipeline 1 is provided with a fan 2, an air outlet of the fan 2 is connected with an orifice of the pressure transmission pipeline 1, the other end of the pressure transmission pipeline 1 is provided with a wind pressure collection box 3, one end of the wind pressure collection box 3 is connected with the orifice of the pressure transmission pipeline 1, and the other end of the wind pressure collection box is used for installing a tested piece 4.
Further, a flowmeter 5 is arranged on the pressure transmission pipeline 1 in series.
Further, a pressure sensor 6 is arranged on the pressure transmission pipeline 1. Preferably, the pressure sensor 6 is a digital pressure sensor.
Further, a wind pressure gauge 7 is arranged on the wind pressure collecting box 3. Preferably, the wind pressure gauge 7 is a digital display pressure gauge.
In this embodiment, will be tested 4 and insert wind pressure collection box 3, seal fixedly, open fan 2, fan 2 can be according to the pressure of the big or small control delivery conduit of electric current, and the wind pressure reaches wind pressure collection box 3 through defeated pressure pipeline 1, and when pressure reached the opening force, is tested 4 and opens, records pressure sensor 6 in real time, wind pressure manometer 7 and flowmeter 5's numerical value.
Wherein, the pressure sensor 6 can check the wind pressure in the pressure transmission pipeline 1; the flowmeter 5 can check the air leakage rate in the pressure transmission pipeline 1; the wind pressure gauge 7 (which can be replaced by a digital display pressure gauge or other high-precision pressure gauges) can check the wind pressure in the wind pressure collecting box 3.
When the wind pressure reaches a certain value, the tested piece 4 is opened, the pressure displayed by a wind pressure gauge 7 is the opening pressure of the tested piece, and the flow passing through the flowmeter 5 is the leakage flow; when the tested piece 4 is closed, the numerical value of the wind pressure gauge 7 rises, and the inflection points of the falling and rising are the closing value of the tested piece.
The utility model relates to a pressure relief device leaks amount of wind and opening force testing arrangement realizes leaking the amount of wind and the regulation of wind pressure through utilizing the mode of adjusting fan supply current, realizes the test under the different requirements; and the numerical value of the flowmeter is measured by adopting the modes of the flowmeter, pressure sensing and the like, so that the error of manual data reading is reduced.
Unless otherwise specified, in the present invention, if the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate an orientation or positional relationship based on the actual orientation or positional relationship shown, it is only for convenience of describing the present invention and simplifying the description, rather than to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing orientation or positional relationship in the present invention are used for illustrative purposes only, and should not be construed as limiting the present patent, it is possible for those skilled in the art to combine the embodiments and understand the specific meanings of the above terms according to specific situations.
Unless expressly stated or limited otherwise, the terms "disposed," "connected," and "connected" are used broadly and encompass both fixed and removable connections, or integral connections; the connection may be direct or indirect via an intermediate medium, and may be a communication between the two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. Pressure relief device leaks amount of wind and opening power testing arrangement, including defeated pressure pipeline, its characterized in that: the one end of defeated pressure pipeline is equipped with the fan, the air outlet of fan with defeated pressure pipeline's mouth of pipe is connected, defeated pressure pipeline's the other end is equipped with the wind pressure collection box, the one end of wind pressure collection box with defeated pressure pipeline's mouth of pipe is connected, the other end supplies the installation to be tested the piece and uses.
2. The device for testing the air leakage quantity and the opening force of the pressure relief device according to claim 1, wherein a flowmeter is connected in series on the pressure transmission pipeline.
3. The device for testing the air leakage quantity and the opening force of the pressure relief device according to claim 1 or 2, wherein a pressure sensor is arranged on the pressure transmission pipeline.
4. The device for testing the air leakage quantity and the opening force of the pressure relief device according to claim 3, wherein the pressure sensor is a digital pressure sensor.
5. The pressure relief device air leakage and opening force testing device according to claim 1, wherein a wind pressure gauge is arranged on the wind pressure collecting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314591.XU CN214373182U (en) | 2020-12-31 | 2020-12-31 | Pressure relief device air leakage and opening force testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023314591.XU CN214373182U (en) | 2020-12-31 | 2020-12-31 | Pressure relief device air leakage and opening force testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214373182U true CN214373182U (en) | 2021-10-08 |
Family
ID=77950641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023314591.XU Active CN214373182U (en) | 2020-12-31 | 2020-12-31 | Pressure relief device air leakage and opening force testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214373182U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117629538A (en) * | 2023-11-28 | 2024-03-01 | 建研科诺(北京)环境技术有限公司 | Testing device for testing gas tightness of protection area of gas fire extinguishing system |
-
2020
- 2020-12-31 CN CN202023314591.XU patent/CN214373182U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117629538A (en) * | 2023-11-28 | 2024-03-01 | 建研科诺(北京)环境技术有限公司 | Testing device for testing gas tightness of protection area of gas fire extinguishing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| TW387981B (en) | Pressure relife valve monitoring device | |
| CN101126652B (en) | Electronic gas meter for mass and flow | |
| CN100585359C (en) | Gas pressure regulator test device | |
| CN214373182U (en) | Pressure relief device air leakage and opening force testing device | |
| CN109724667B (en) | Method and system for detecting volume percentage of liquid in container and dispenser with system | |
| CN103091175B (en) | Outside-test hydraulic pressure test method | |
| CN100520151C (en) | Leak protector for sealed circulation system | |
| CN111928052A (en) | Intelligent water hammer eliminating tank system and using method | |
| CN216284157U (en) | Helium gas tightness detection device of non-metal sealing gasket | |
| CN112290062A (en) | Hydrogen safety test system of fuel cell automobile | |
| CN107146644A (en) | A kind of experimental rig of reactor pressure vessel level sensor functional verification | |
| CN213579975U (en) | Fuel cell system air tightness testing device | |
| CN208420321U (en) | Safety valve testing equipment | |
| CN212375297U (en) | Water control device capable of prolonging service cycle of blast furnace cooling wall | |
| CN111043105A (en) | High-power hydraulic comprehensive test bed and test method thereof | |
| CN215294548U (en) | Standard meter method compressed hydrogen adds mechanism of qi calibrating installation | |
| CN206419198U (en) | The detection device of fire-fighting equipment | |
| CN107525569A (en) | Apparatus for calibrating water meter and water meter calibration | |
| CN211234569U (en) | Natural gas calorific value metering device | |
| CN108007705B (en) | Humidification quantity measuring device for air conditioner | |
| CN108827561A (en) | Safety valve testing equipment | |
| CN212903709U (en) | Intelligent pressure transmitter | |
| CN214251202U (en) | Gas meter externally-hung type gas leakage monitoring system | |
| RU116631U1 (en) | INSPECTION INSTALLATION FOR CONTROL AND INSPECTION TESTS OF LIQUID FLOW METERS | |
| CN201210104Y (en) | Test apparatus for gas regulator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |